<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'resault.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
    <%
        //System.out.println("******************");
       String num1=(String)request.getParameter("num1");
       String num2=(String)request.getParameter("num2");
       String operator=(String)request.getParameter("operator");
       double res=0;
       double d_num1=Double.parseDouble(num1);
       double d_num2=Double.parseDouble(num2);
       
     
      
       if(operator.equals("+"))
       {
          res=d_num1+d_num2;
       }
       else if(operator.equals("-"))
       {
          res=d_num1-d_num2;
       }
       else if(operator.equals("*"))
       {
          res=d_num1*d_num2;
       }
       else if(operator.equals("/"))
       {
          res=d_num1/d_num2;
       }
       out.println("res="+res);
       
     %>
  </body>
</html>
